Flash Gordon TV Series (1955)

The Earth's Core (1955) - This is the final episode of the one and only season of the original Flash Gordon television series from the 1950's. In this episode Flash learns that the survivors of the underworld kingdom that he thought he had destroyed in episode 35, "The Earth's Core," seek revenge on the "surface people.nd out the details, so that she can go back in time and change the outcome of the war she lost.